#!/bin/sh
#
# Example taken from http://www.cs.unh.edu/~charpov/Programming/DC/
# and minimally modified to use dc -e '...' instead of echo '...' | dc
#
# Usage:
# Invoke as 'dc_factor $ARG' and $ARG will be factored
# Example:
# $ ./dc_factor 123456789
# 3
# 3
# 3607
# 3803
#
# Dirk Eddelbuettel <edd@debian.org> 09 May 2003
dc -e "$1[p]s2[lip/dli%0=1dvsr]s12sid2%0=13sidvsr[dli%0=1lrli2+dsi!>.]ds.xd1<2"